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Symphonia’s Serverless Insights — December 2017

The Symphonia

Hello everyone, and welcome to the last Serverless Insights of 2017! John’s on AWS Lambda and the JVM (which needed 2 repeats) and Mike’s on Serverless and Organizational Effectiveness. This is the latest edition of our newsletter. To receive the email version please subscribe here. So that happened.

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Percentiles don’t work: Analyzing the distribution of response times for web services

Adrian Cockcroft

Bill Kaiser of NewRelic published this blog in 2017 which goes some way towards what I’m talking about, but since then I have figured out a new way to interpret the data. > system.time(wait1 <- normalmixEM(waiting, mu=c(50,80), lambda=.5, > system.time(wait1 <- normalmixEM(waiting, mu=c(50,80), lambda=.5,

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A look behind the scenes of AWS Lambda and our new Lambda monitoring extension

Dynatrace

Since its introduction by AWS in 2014, AWS Lambda has revolutionized the compute space and boosted the entire serverless movement. Dynatrace has offered a Lambda code module for Node.js since 2017, and many customers have used it with great success while we collected requirements for the next iteration of our Lambda extension.

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Examining the AWS Serverless Application Repository

The Symphonia

at re:Invent 2017. The general goal of SAR is to make it easier to distribute, and consume, applications that have been developed using AWS Serverless products, like Lambda. Finally, SAR isn’t just the “Lambda Blueprints” catalogue rebranded?—?it’s AWS announced a new service?—?the the Serverless Application Repository (SAR)?—?at

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Revisiting “Serverless Architectures”

The Symphonia

Gojko Adzic has done some great speaking and writing on his experience here, and I included the link to his talk from late 2017. Lambda has configuration now and it has reserved capacity to help you avoid DoS’ing yourself. Lambda and Azure functions both now offer some amount of local-integration testing.

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Serverless at re:Invent 2017

The Symphonia

It’s funny to think that AWS Lambda was announced at re:Invent only 3 years ago?—?the the industry and Lambda platform both have moved forward a long way since. This year’s re:Invent saw a lot of incremental improvements for Lambda and its related services. We saw some big new products and features from Lambda’s AWS neighbors.

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AWS Lambda Reserved Concurrency

The Symphonia

Lambda is a wonderful platform. got a lot smoother at re:Invent 2017. The problems In Learning Lambda Part 9 , I described Lambda’s scaling behavior? Lambda can overwhelm downstream resources that do not have similar scaling properties. But it turns out this wasn’t the only problem in Lambda’s concurrency model.

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